⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-342316, with some changes.

Spirodela oligorrhiza var. melanorrhiza (F.Muell. ex Kurz) Hegelm. is a synonym of Landoltia punctata (G.Mey.) Les & D.J.Crawford

This name is a synonym of Landoltia punctata (G.Mey.) Les & D.J.Crawford.

The record derives from WCSP which reports it as a synonym (record 342316) with original publication details: Lemnac. 148 1868.